module.exports = {
  presets: [
    '@vue/cli-plugin-babel/preset'
  ]
}
module.exports = {
  env: {
      debug: {
          sourceMap: true,
          retainLines: true
      }
  },
  //presets: ['@vue/app'] //@vue/cli-plugin-babel 3.x版本
  presets: ['@vue/cli-plugin-babel/preset'] //@vue/cli-plugin-babel 4.x版本
};

